217420610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4523}}^1$

素因数の和:4583

約数の個数: 64

約数和(自身を含む): 469048320

約数和(自身を除く): 251627710

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 874, 1045, 1265, 2090, 2185, 2530, 4370, 4523, 4807, 9046, 9614, 22615, 24035, 45230, 48070, 49753, 85937, 99506, 104029, 171874, 208058, 248765, 429685, 497530, 520145, 859370, 945307, 1040290, 1144319, 1890614, 1976551, 2288638, 3953102, 4726535, 5721595, 9453070, 9882755, 11443190, 19765510, 21742061, 43484122, 108710305, 217420610]

約数ペア:

[(1, 217420610), (2, 108710305), (5, 43484122), (10, 21742061), (11, 19765510), (19, 11443190), (22, 9882755), (23, 9453070), (38, 5721595), (46, 4726535), (55, 3953102), (95, 2288638), (110, 1976551), (115, 1890614), (190, 1144319), (209, 1040290), (230, 945307), (253, 859370), (418, 520145), (437, 497530), (506, 429685), (874, 248765), (1045, 208058), (1265, 171874), (2090, 104029), (2185, 99506), (2530, 85937), (4370, 49753), (4523, 48070), (4807, 45230), (9046, 24035), (9614, 22615)]